Cutting apparatus for harvesters.



PAEENTBDJUNB so, 19'08.

attoznu C. W. GARSN. v CUTTING APPARATUS FOR HARVESTERS.

APPLICATION FILED JULY 2B. 1.907

- lugs 2O projecting at the forward ends of the ledger plates 21 whichlatter are provided near their rear ends with countersunk perforationsfor the passage of stud bolts 22 whereby said ledger plates are securedin position upon the finger bars.

From the foregoing description taken in connection with the drawingshereto annexed, the operation and advantages of this invention will bereadily understood by those skilled in the art to which it appertains.The construction is simple and inexpensive, and the knives or bladeswill be 'firmly secured, by the means described, upon the cutter bar, insuch a manner that any one of said knives or blades except thoseadjacent to the knuckle plate 16 may readily be detached at any time, bysimply removing one of the screws or fastening members 12, and swingingthe strap 13 out of the way to one side to a position indicated indotted lines in Fig. 1 of the drawing. The blades adjacent to theknuckle plate are less exposed to wear and injury than the remainingblades, and they do not often have to be removed but their removal maybe readily effected by detaching the said knuckle plate. The ledgerplates are likewise readily accessible, and any one of said ledgerplates is readily removable by detaching the single screw or fasteningmember 22 whereby it is secured.

Having thus fully described the invention, what is claimed as new is 1.In a cutting apparatus for harvesters, a knife or cutter blade providednear its rear edge with a rectangular slot, and having parallel sidewalls, one of which is provided with a laterally extending rectangularlug and the other with a correspondingly shaped notch or recess, incombination with a cutter bar having upward extending rectangular lugsaccurately fitting the slots of the blades and apertures extendingthrough said lugs, straps connecting the blades, in pairs, and havingperforations adjacent to their ends, and fastening members extendingthrough the perforations of the straps and through the apertures of thecutter bar.

2. In a cutting apparatus for harvesters, a cutter bar having upwardextending lugs, knives or blades having lug receiving apertures andprovided with interengaging notches and laterally extending lugs, strapssuperposed upon the blades and connecting the latter in pairs, andfastening members extending through said straps and through ythe cutterbar andthe upward extending lugs of the latter.

In testimony whereof, I aflx my signature in presence of two Witnesses.

CHARLES w. oARsoN.

Witnesses:

EUGENE V. WHITE, SAMUEL LINN.

